/* * Copyright 2008 Corbin Simpson * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), * to deal in the Software without restriction, including without limitation * on the rights to use, copy, modify, merge, publish, distribute, sub * license, and/or sell copies of the Software, and to permit persons to whom * the Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice (including the next * paragraph) shall be included in all copies or substantial portions of the * Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM, * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE * USE OR OTHER DEALINGS IN THE SOFTWARE. */ #ifndef R300_CONTEXT_H #define R300_CONTEXT_H #include "draw/draw_context.h" #include "draw/draw_vertex.h" #include "pipe/p_context.h" #include "tgsi/tgsi_scan.h" #include "util/u_memory.h" #include "r300_clear.h" #include "r300_screen.h" #include "r300_winsys.h" struct r300_blend_state { uint32_t blend_control; /* R300_RB3D_CBLEND: 0x4e04 */ uint32_t alpha_blend_control; /* R300_RB3D_ABLEND: 0x4e08 */ uint32_t rop; /* R300_RB3D_ROPCNTL: 0x4e18 */ uint32_t dither; /* R300_RB3D_DITHER_CTL: 0x4e50 */ }; struct r300_blend_color_state { /* RV515 and earlier */ uint32_t blend_color; /* R300_RB3D_BLEND_COLOR: 0x4e10 */ /* R520 and newer */ uint32_t blend_color_red_alpha; /* R500_RB3D_CONSTANT_COLOR_AR: 0x4ef8 */ uint32_t blend_color_green_blue; /* R500_RB3D_CONSTANT_COLOR_GB: 0x4efc */ }; struct r300_dsa_state { uint32_t alpha_function; /* R300_FG_ALPHA_FUNC: 0x4bd4 */ uint32_t alpha_reference; /* R500_FG_ALPHA_VALUE: 0x4be0 */ uint32_t z_buffer_control; /* R300_ZB_CNTL: 0x4f00 */ uint32_t z_stencil_control; /* R300_ZB_ZSTENCILCNTL: 0x4f04 */ uint32_t stencil_ref_mask; /* R300_ZB_STENCILREFMASK: 0x4f08 */ uint32_t z_buffer_top; /* R300_ZB_ZTOP: 0x4f14 */ uint32_t stencil_ref_bf; /* R500_ZB_STENCILREFMASK_BF: 0x4fd4 */ }; struct r300_rs_state { /* XXX icky as fucking hell */ struct pipe_rasterizer_state rs; uint32_t vap_control_status; /* R300_VAP_CNTL_STATUS: 0x2140 */ uint32_t point_size; /* R300_GA_POINT_SIZE: 0x421c */ uint32_t line_control; /* R300_GA_LINE_CNTL: 0x4234 */ uint32_t depth_scale_front; /* R300_SU_POLY_OFFSET_FRONT_SCALE: 0x42a4 */ uint32_t depth_offset_front;/* R300_SU_POLY_OFFSET_FRONT_OFFSET: 0x42a8 */ uint32_t depth_scale_back; /* R300_SU_POLY_OFFSET_BACK_SCALE: 0x42ac */ uint32_t depth_offset_back; /* R300_SU_POLY_OFFSET_BACK_OFFSET: 0x42b0 */ uint32_t polygon_offset_enable; /* R300_SU_POLY_OFFSET_ENABLE: 0x42b4 */ uint32_t cull_mode; /* R300_SU_CULL_MODE: 0x42b8 */ uint32_t line_stipple_config; /* R300_GA_LINE_STIPPLE_CONFIG: 0x4328 */ uint32_t line_stipple_value; /* R300_GA_LINE_STIPPLE_VALUE: 0x4260 */ }; struct r300_sampler_state { uint32_t filter0; /* R300_TX_FILTER0: 0x4400 */ uint32_t filter1; /* R300_TX_FILTER1: 0x4440 */ uint32_t border_color; /* R300_TX_BORDER_COLOR: 0x45c0 */ }; struct r300_scissor_state { uint32_t scissor_top_left; /* R300_SC_SCISSORS_TL: 0x43e0 */ uint32_t scissor_bottom_right; /* R300_SC_SCISSORS_BR: 0x43e4 */ }; struct r300_texture_state { }; #define R300_NEW_BLEND 0x0000001 #define R300_NEW_BLEND_COLOR 0x0000002 #define R300_NEW_CONSTANTS 0x0000004 #define R300_NEW_DSA 0x0000008 #define R300_NEW_FRAMEBUFFERS 0x0000010 #define R300_NEW_FRAGMENT_SHADER 0x0000020 #define R300_NEW_RASTERIZER 0x0000040 #define R300_NEW_SAMPLER 0x0000080 #define R300_NEW_SCISSOR 0x0008000 #define R300_NEW_TEXTURE 0x0010000 #define R300_NEW_VERTEX_FORMAT 0x1000000 #define R300_NEW_VERTEX_SHADER 0x2000000 #define R300_NEW_KITCHEN_SINK 0x3ffffff /* The next several objects are not pure Radeon state; they inherit from * various Gallium classes. */ struct r300_constant_buffer { /* Buffer of constants */ /* XXX first number should be raised */ float constants[8][4]; /* Number of user-defined constants */ int user_count; /* Total number of constants */ int count; }; struct r3xx_fragment_shader { /* Parent class */ struct pipe_shader_state state; struct tgsi_shader_info info; /* Has this shader been translated yet? */ boolean translated; /* Pixel stack size */ int stack_size; }; struct r300_fragment_shader { /* Parent class */ struct r3xx_fragment_shader shader; /* Number of ALU instructions */ int alu_instruction_count; /* Number of texture instructions */ int tex_instruction_count; /* Number of texture indirections */ int indirections; /* Indirection node offsets */ int offset0; int offset1; int offset2; int offset3; /* Machine instructions */ struct { uint32_t alu_rgb_inst; uint32_t alu_rgb_addr; uint32_t alu_alpha_inst; uint32_t alu_alpha_addr; } instructions[64]; /* XXX magic num */ }; struct r500_fragment_shader { /* Parent class */ struct r3xx_fragment_shader shader; /* Number of used instructions */ int instruction_count; /* Machine instructions */ struct { uint32_t inst0; uint32_t inst1; uint32_t inst2; uint32_t inst3; uint32_t inst4; uint32_t inst5; } instructions[256]; /*< XXX magic number */ }; struct r300_texture { /* Parent class */ struct pipe_texture tex; /* Offsets into the buffer. */ unsigned offset[PIPE_MAX_TEXTURE_LEVELS]; /* Stride (pitch?) of this texture in bytes */ unsigned stride; /* Total size of this texture, in bytes. */ unsigned size; /* Pipe buffer backing this texture. */ struct pipe_buffer* buffer; }; struct r300_vertex_format { /* Parent class */ struct vertex_info vinfo; /* R300_VAP_PROG_STREAK_CNTL_[0-7] */ uint32_t vap_prog_stream_cntl[8]; /* R300_VAP_PROG_STREAK_CNTL_EXT_[0-7] */ uint32_t vap_prog_stream_cntl_ext[8]; }; struct r300_context { /* Parent class */ struct pipe_context context; /* The interface to the windowing system, etc. */ struct r300_winsys* winsys; /* Draw module. Used mostly for SW TCL. */ struct draw_context* draw; /* Various CSO state objects. */ /* Blend state. */ struct r300_blend_state* blend_state; /* Blend color state. */ struct r300_blend_color_state* blend_color_state; /* Shader constants. */ struct r300_constant_buffer shader_constants[PIPE_SHADER_TYPES]; /* Depth, stencil, and alpha state. */ struct r300_dsa_state* dsa_state; /* Fragment shader. */ struct r3xx_fragment_shader* fs; /* Framebuffer state. We currently don't need our own version of this. */ struct pipe_framebuffer_state framebuffer_state; /* Rasterizer state. */ struct r300_rs_state* rs_state; /* Sampler states. */ struct r300_sampler_state* sampler_states[8]; int sampler_count; /* Scissor state. */ struct r300_scissor_state* scissor_state; /* Texture states. */ struct r300_texture* textures[8]; struct r300_texture_state* texture_states[8]; int texture_count; /* Vertex buffers. */ struct pipe_vertex_buffer vertex_buffers[PIPE_MAX_ATTRIBS]; int vertex_buffer_count; /* Vertex information. */ struct r300_vertex_format vertex_info; /* Bitmask of dirty state objects. */ uint32_t dirty_state; /* Flag indicating whether or not the HW is dirty. */ uint32_t dirty_hw; }; /* Convenience cast wrapper. */ static struct r300_context* r300_context(struct pipe_context* context) { return (struct r300_context*)context; } /* Context initialization. */ void r300_init_state_functions(struct r300_context* r300); void r300_init_surface_functions(struct r300_context* r300); /* Fun with includes: r300_winsys also declares this prototype. * We'll just step out in that case... */ #ifndef R300_WINSYS_H struct pipe_context* r300_create_context(struct pipe_screen* screen, struct pipe_winsys* winsys, struct r300_winsys* r300_winsys); #endif #endif /* R300_CONTEXT_H */